== sanity test 51f: check many open files limit ========== 09:28:01 (1787664481)
MDT0 numfree=     529564, max=100000
changed ulimit from 1024 to 100020
 - open/keep 1338 (time 1787664495.03 total 10.00 last 133.77)
 - open/keep 2577 (time 1787664505.03 total 20.00 last 123.88)
 - open/keep 3877 (time 1787664515.03 total 30.01 last 129.97)
 - open/keep 5286 (time 1787664525.04 total 40.01 last 140.82)
 - open/keep 6662 (time 1787664535.04 total 50.01 last 137.56)
 - open/keep 7988 (time 1787664545.04 total 60.02 last 132.59)
 - open/keep 9302 (time 1787664555.04 total 70.02 last 131.40)
 - open/keep 10000 (time 1787664560.68 total 75.65 last 123.85)
 - open/keep 11365 (time 1787664570.68 total 85.65 last 136.46)
 - open/keep 12686 (time 1787664580.68 total 95.66 last 132.08)
 - open/keep 14088 (time 1787664590.68 total 105.66 last 140.18)
 - open/keep 15564 (time 1787664600.69 total 115.66 last 147.56)
total: 16081 open/keep in 120.00 seconds: 134.01 ops/second
 - closed 1737 (time 1787664615.03 total 10.01 last -1381.87)
 - closed 4256 (time 1787664625.03 total 20.01 last 251.86)
 - closed 6693 (time 1787664635.04 total 30.01 last 243.64)
 - closed 9005 (time 1787664645.05 total 40.02 last 230.96)
 - closed 10000 (time 1787664650.34 total 45.31 last 188.02)
 - closed 12587 (time 1787664660.34 total 55.31 last 258.64)
 - closed 14982 (time 1787664670.35 total 65.32 last 239.40)
total: 16081 close in 70.03 seconds: 229.64 close/second
 - unlinked 0 (time 1787664680 ; total 0 ; last 0)
 - unlinked 10000 (time 1787664758 ; total 78 ; last 78)
unlink(/mnt/lustre/d51f.sanity/f16081) error: No such file or directory
total: 16081 unlinks in 123 seconds: 130.739838 unlinks/second